<template>
	<div>
		<!-- 面包屑导航 B -->
		<el-breadcrumb separator-class="el-icon-arrow-right">
			<el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
			<el-breadcrumb-item>商品管理</el-breadcrumb-item>
			<el-breadcrumb-item>商品列表</el-breadcrumb-item>
		</el-breadcrumb>
		<!-- 面包屑导航 E -->

		<!-- 卡片视图区 B -->
		<el-card>
			<el-row :gutter="20">
				<el-col :span="8">
					 <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
					    <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
					  </el-input>
				</el-col>
				<el-col :span="4">
					<el-button type="primary" @click="goAddpage">添加商品</el-button>
				</el-col>
			</el-row>
			<!-- table 表格区 B -->
			<el-table :data="goodslist" border stripe>
				<el-table-column type="index"></el-table-column>
				<el-table-column label="商品名称" prop="goods_name"></el-table-column>
				<el-table-column label="商品价格(元)" prop="goods_price"></el-table-column>
				<el-table-column label="商品重量" prop="goods_weight"></el-table-column>
				<el-table-column label="创建时间" prop="add_time">
					<template slot-scope="scope">
						{{scope.row.add_time | dateFormat}}
					</template>
				</el-table-column>
				<el-table-column label="操作">
					<template slot-scope="scope">
						<el-button type="primary" icon="el-icon-edit"></el-button>
						<el-button type="danger" icon="el-icon-delete" @click="removeById(scope.row.goods_id)"></el-button>
					</template>
				</el-table-column>
			</el-table>
			<!-- table 表格区 E -->

			<!-- 分页区 B -->
			<el-pagination
			      @size-change="handleSizeChange"
			      @current-change="handleCurrentChange"
			      :current-page="queryInfo.pagenum"
			      :page-sizes="[5, 10, 15, 20]"
			      :page-size="queryInfo.pagesize"
			      layout="total, sizes, prev, pager, next, jumper"
			      :total="total"
				  background>
			    </el-pagination>
			<!-- 分页区 E -->

		</el-card>
		<!-- 卡片视图区 E -->
	</div>
</template>

<script>
export default {
  data() {
    return {
      // 查询参数对象
      queryInfo: {
        query: '',
        pagenum: 1,
        pagesize: 10
      },
      // 商品列表
      goodslist: [],
      // 总数据条数
      total: 0

    }
  },
  created() {
    this.getGoodsList()
  },
  methods: {
    // 根据分页获取对应的商品列表数据
    async getGoodsList() {
      const { data: res } = await this.$http.get('goods', {
        params: this.queryInfo
      })
      if (this.meta.status !== 200) {
        return this.$message.error('获取数据失败!')
      }
      this.$message.success('获取数据成功!')
      console.log(res.data)
      this.goodslist = res.data.goods
      this.total = res.data.total
    },
    //
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize
      this.getGoodsList()
    },
    //
    handleCurrentChange(newPage) {
      this.queryInfo.pagenum = newPage
      this.getGoodsList()
    },
    //
    async removeById(id) {
      const confirmResult = await this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
				    confirmButtonText: '确定',
				    cancelButtonText: '取消',
				    type: 'warning'
      }).catch(err => err)

      if (confirmResult !== 'confirm') {
        return this.$message.info('已经取消删除!')
      }

      const { data: res } = await this.$http.delete(`goods/${id}`)
      if (res.meta.status !== 200) {
        return this.$message.error('删除失败!')
      }
      this.$message.success('删除成功!')
      this.getGoodsList()
    },
    //
    goAddpage() {
      this.$router.push('/goods/add')
    }
    //
  }
}
</script>

<style lang="less" scoped>

</style>
